The latest Canon EOS RF mirrorless lens patents:
https://www.canonrumors.com/patent-canon-rf-50-80mm-f-1-1-because-crazy-is-good/
https://www.canonrumors.com/patent-lots-of-lens-optical-formula-patents-for-the-rf-mount/
https://www.canonrumors.com/patent-canon-rf-28mm-f-1-8-rf-50mm-f-1-8/
https://www.canonrumors.com/patent-8-15mm-fisheye-zoom-for-mirrorless/
https://www.canonrumors.com/patent-apodisation-lenses-including-the-rf-85mm-f-1-2l-ds/
https://www.canonrumors.com/patent-canon-rf-100-400mm-f-3-5-5-6l-is-and-more/
https://www.canonrumors.com/patent-canon-rf-70-300mm-f-4-5-6-is/
https://www.canonrumors.com/patent-canon-rf-135mm-f-1-8l-and-other-fast-primes/
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